Portable multi-gas monitor for O2, H2S, CO and combustible gases. Udyogi lists 18-hour lithium-ion runtime with vibrating, 90 dB audible and LED visual alarms for hazardous and confined-space applications. Udyogi positions this product within its industrial safety portfolio for professional workplace use. It is suitable for environments where the relevant gas detection hazard requires appropriate PPE or safety equipment. Always select the correct variant, size, rating and configuration for the specific task and follow the manufacturer's instructions and applicable safety standards.